Base | Representation |
---|---|
bin | 110011011101… |
… | …1101000010000 |
3 | 1212202212121201 |
4 | 1212323220100 |
5 | 23401423203 |
6 | 2402200544 |
7 | 445231300 |
oct | 146735020 |
9 | 55685551 |
10 | 26982928 |
11 | 1425a745 |
12 | 9053154 |
13 | 578993b |
14 | 3825600 |
15 | 257ee1d |
hex | 19bba10 |
26982928 has 60 divisors (see below), whose sum is σ = 61519872. Its totient is φ = 11430720.
The previous prime is 26982919. The next prime is 26982947. The reversal of 26982928 is 82928962.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99433 + ... + 99703.
Almost surely, 226982928 is an apocalyptic number.
26982928 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 26982928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30759936).
26982928 is an abundant number, since it is smaller than the sum of its proper divisors (34536944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26982928 is a wasteful number, since it uses less digits than its factorization.
26982928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 420 (or 407 counting only the distinct ones).
The product of its digits is 248832, while the sum is 46.
The square root of 26982928 is about 5194.5094089818. The cubic root of 26982928 is about 299.9367570391.
The spelling of 26982928 in words is "twenty-six million, nine hundred eighty-two thousand, nine hundred twenty-eight".
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